diff --git a/scripts/dev-cloud-workbench-smoke.test.mjs b/scripts/dev-cloud-workbench-smoke.test.mjs
index 86f6a692..da296519 100644
--- a/scripts/dev-cloud-workbench-smoke.test.mjs
+++ b/scripts/dev-cloud-workbench-smoke.test.mjs
@@ -233,6 +233,8 @@ test("source/default smoke covers #276 two-column wiring long-table contract", (
     ["res_boxsimu_1", "res_boxsimu_2", "DO1 对 DI1"]
   );
   assert.equal(check.evidence.includes("legacy 8-column table forbidden"), true);
+  assert.equal(check.evidence.includes("trace/evidence header forbidden"), true);
+  assert.equal(check.evidence.includes("状态/证据/trace kept in summary/detail"), true);
 });
 
 test("source/default smoke covers #288 gate single-table contract", () => {
@@ -748,8 +750,14 @@ test("layout smoke verifies desktop and mobile default workbench geometry withou
   assert.equal(desktopDefault.wiring.longTableOk, true);
   assert.equal(desktopDefault.wiring.noHorizontalScroll, true);
   assert.equal(desktopDefault.wiring.headers.length, 2);
+  assert.deepEqual(desktopDefault.wiring.devicePair, ["res_boxsimu_1", "res_boxsimu_2"]);
+  assert.equal(desktopDefault.wiring.ioPairs.some((row) => row.join("|") === "DO1|DI1"), true);
   assert.deepEqual(desktopDefault.wiring.legacyHeaderHits, []);
+  assert.deepEqual(desktopDefault.wiring.metadataColumnHits, []);
+  assert.equal(desktopDefault.wiring.metadataInSummary, true);
+  assert.equal(desktopDefault.wiring.metadataInDetails, true);
   assert.equal(desktopDefault.wiring.horizontalScroll.panelScrollWidth <= desktopDefault.wiring.horizontalScroll.panelClientWidth + 2, true);
+  assert.equal(desktopDefault.noHorizontalOverflow.right, true);
   assert.equal(Object.hasOwn(desktopDefault.boxes.shell, "text"), false);
   assert.equal(Object.hasOwn(desktopDefault.semanticOverlapChecks[0].boxes["#m3-control-form"], "text"), false);
   assert.equal(desktopDefault.failures.length, 0);
@@ -761,6 +769,13 @@ test("layout smoke verifies desktop and mobile default workbench geometry withou
   assert.equal(mobileDefault.keyTargetsReachable, true);
   assert.equal(mobileDefault.wiring.longTableOk, true);
   assert.equal(mobileDefault.wiring.noHorizontalScroll, true);
+  assert.deepEqual(mobileDefault.wiring.devicePair, ["res_boxsimu_1", "res_boxsimu_2"]);
+  assert.equal(mobileDefault.wiring.ioPairs.some((row) => row.join("|") === "DO1|DI1"), true);
+  assert.deepEqual(mobileDefault.wiring.legacyHeaderHits, []);
+  assert.deepEqual(mobileDefault.wiring.metadataColumnHits, []);
+  assert.equal(mobileDefault.wiring.metadataInSummary, true);
+  assert.equal(mobileDefault.wiring.metadataInDetails, true);
+  assert.equal(mobileDefault.noHorizontalOverflow.right, true);
 
   const compact = compactLayoutSmokeCliOutput(report);
   assert.equal(compact.status, "pass");
diff --git a/scripts/src/dev-cloud-workbench-smoke-lib.mjs b/scripts/src/dev-cloud-workbench-smoke-lib.mjs
index f2ed4158..7e37c583 100644
--- a/scripts/src/dev-cloud-workbench-smoke-lib.mjs
+++ b/scripts/src/dev-cloud-workbench-smoke-lib.mjs
@@ -166,7 +166,10 @@ const forbiddenLegacyWiringColumns = Object.freeze([
   "目标端口",
   "状态",
   "证据来源",
-  "轨迹/证据"
+  "轨迹/证据",
+  "trace",
+  "evidence",
+  "trace/evidence"
 ]);
 const requiredWiringSummaryTerms = Object.freeze(["hwlab-patch-panel", "状态", "证据来源", "轨迹/证据"]);
 
@@ -463,6 +466,8 @@ function runStaticSmoke() {
       "DO1 对 DI1",
       "data-wiring-layout=\"two-column-long-table\"",
       "legacy 8-column table forbidden",
+      "trace/evidence header forbidden",
+      "状态/证据/trace kept in summary/detail",
       ...requiredWiringSummaryTerms
     ]
   });
@@ -1941,6 +1946,14 @@ function textHasForbiddenTerm(text, term) {
   return text.includes(term);
 }
 
+function normalizeWiringHeaderText(text) {
+  return String(text ?? "")
+    .replace(/\s+/gu, " ")
+    .replace(/\s*\/\s*/gu, "/")
+    .trim()
+    .toLowerCase();
+}
+
 function hasCompletePrimaryNavigation(html) {
   const navLabelsPresent =
     ["工作台", "内部复核", "使用说明"].every((label) => html.includes(`>${label}<`)) &&
@@ -2005,6 +2018,7 @@ function wiringTableContract(html, styles = "", app = "") {
   const headerCount = (wiringPanel.match(/<th\b/gu) ?? []).length;
   const bodyRow = wiringPanel.match(/<tr\b[^>]*\bdata-wiring-row=["']io["'][\s\S]*?<\/tr>/u)?.[0] ?? "";
   const bodyCellCount = (bodyRow.match(/<td\b/gu) ?? []).length;
+  const headerTexts = [...wiringPanel.matchAll(/<th\b[^>]*>([\s\S]*?)<\/th>/gu)].map((match) => normalizeWiringHeaderText(visibleTextFromHtml(match[1])));
   const renderWiringBody = functionBody(app, "renderWiringList");
   return (
     /data-wiring-layout=["']two-column-long-table["']/u.test(wiringPanel) &&
@@ -2014,7 +2028,8 @@ function wiringTableContract(html, styles = "", app = "") {
     requiredWiringLongTableHeaders.every((header) => wiringPanel.includes(header)) &&
     ["DO1", "DI1"].every((port) => wiringPanel.includes(port)) &&
     requiredWiringSummaryTerms.every((term) => wiringPanel.includes(term)) &&
-    forbiddenLegacyWiringColumns.every((column) => !wiringPanel.includes(`<th>${column}</th>`)) &&
+    headerTexts.length === 2 &&
+    forbiddenLegacyWiringColumns.every((column) => !headerTexts.includes(normalizeWiringHeaderText(column))) &&
     /id=["']wiring-summary["']/u.test(wiringPanel) &&
     /overflow-x:\s*hidden/u.test(styles.match(/\.wiring-table-wrap\s*\{[\s\S]*?\}/u)?.[0] ?? "") &&
     !/\.wiring-table\s*\{[\s\S]*?min-width:\s*9\d\dpx/u.test(styles) &&
@@ -2983,14 +2998,22 @@ async function inspectLiveDom(url, options = {}) {
           document.querySelector("#wiring-target-device")?.textContent?.trim() ?? ""
         ],
         wiringHeaderCount: document.querySelectorAll(".wiring-table thead th").length,
-        legacyWiringHeaders: [...document.querySelectorAll(".wiring-table thead th")].map((cell) => cell.textContent?.trim() ?? "").filter((text) =>
-          ["源设备", "源端口", "接线盘", "目标设备", "目标端口", "状态", "证据来源", "轨迹/证据"].includes(text)
-        ),
+        legacyWiringHeaders: [...document.querySelectorAll(".wiring-table thead th")].map((cell) => cell.textContent?.replace(/\s+/gu, " ").trim() ?? "").filter((text) => {
+          const normalized = text.replace(/\s*\/\s*/gu, "/").trim().toLowerCase();
+          return ["源设备", "源端口", "接线盘", "目标设备", "目标端口", "状态", "证据来源", "轨迹/证据", "trace", "evidence", "trace/evidence"].includes(normalized);
+        }),
         m3WiringRows: [...document.querySelectorAll("#wiring-body tr")].map((row) =>
           [...row.querySelectorAll("td")].map((cell) => cell.textContent?.replace(/\s+/gu, " ").trim() ?? "")
         ),
         wiringBodyCellCounts: [...document.querySelectorAll("#wiring-body tr")].map((row) => row.querySelectorAll("td").length),
         wiringSummaryText: document.querySelector("#wiring-summary")?.textContent?.replace(/\s+/gu, " ").trim() ?? "",
+        wiringMetadataColumnHits: [...document.querySelectorAll(".wiring-table thead th")].filter((cell) => /状态|证据来源|轨迹\/证据|\btrace\b|\bevidence\b/iu.test(cell.textContent?.replace(/\s+/gu, " ").trim() ?? "")).length,
+        wiringMetadataInSummary: /状态/u.test(document.querySelector("#wiring-summary")?.textContent ?? "") &&
+          /证据来源/u.test(document.querySelector("#wiring-summary")?.textContent ?? "") &&
+          /轨迹\/证据/u.test(document.querySelector("#wiring-summary")?.textContent ?? ""),
+        wiringMetadataInDetails: [...document.querySelectorAll(".wiring-detail")].some((detail) => /状态/u.test(detail.textContent ?? "")) &&
+          [...document.querySelectorAll(".wiring-detail")].some((detail) => /证据来源/u.test(detail.textContent ?? "")) &&
+          [...document.querySelectorAll(".wiring-detail")].some((detail) => /轨迹\/证据/u.test(detail.textContent ?? "")),
         coreControlsVisible: {
           commandInput: visible("#command-input"),
           commandSend: visible("#command-send"),
@@ -3022,6 +3045,7 @@ async function inspectLiveDom(url, options = {}) {
       dom.wiringLayout === "two-column-long-table" &&
       dom.wiringHeaderCount === 2 &&
       dom.legacyWiringHeaders.length === 0 &&
+      dom.wiringMetadataColumnHits === 0 &&
       requiredWiringLongTableHeaders.every((header) => dom.wiringHeaderDevices.includes(header)) &&
       dom.wiringBodyCellCounts.every((count) => count === 2) &&
       dom.m3WiringRows.some((row) =>
@@ -3033,6 +3057,8 @@ async function inspectLiveDom(url, options = {}) {
         row[1].includes("轨迹/证据")
       ) &&
       requiredWiringSummaryTerms.every((term) => dom.wiringSummaryText.includes(term)) &&
+      dom.wiringMetadataInSummary &&
+      dom.wiringMetadataInDetails &&
       (postGuard ? postGuard.attempts.length === 0 : true) &&
       Object.values(dom.coreControlsVisible).every(Boolean);
     return {
@@ -3046,6 +3072,8 @@ async function inspectLiveDom(url, options = {}) {
         `gateRouteAvailable=${dom.gateRouteAvailable}`,
         `wiringLayout=${dom.wiringLayout}`,
         `wiringHeaderDevices=${dom.wiringHeaderDevices.join("|")}`,
+        `legacyWiringHeaders=${dom.legacyWiringHeaders.join("|") || "none"}`,
+        `wiringMetadataColumnHits=${dom.wiringMetadataColumnHits}`,
         `wiringBodyCellCounts=${dom.wiringBodyCellCounts.join("|")}`,
         `m3WiringRows=${dom.m3WiringRows.length}`,
         ...(postGuard ? [`codeAgentPostAttempts=${postGuard.attempts.length}`] : [])
@@ -5793,7 +5821,8 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
       [".hardware-status", ".side-workspace", "hardware status vs side workspace"],
       ["#command-form", ".right-sidebar", "Code Agent command form vs right sidebar"]
     ];
-    const wiringLegacyHeaders = ["源设备", "源端口", "接线盘", "目标设备", "目标端口", "状态", "证据来源", "轨迹/证据"];
+    const wiringLegacyHeaders = ["源设备", "源端口", "接线盘", "目标设备", "目标端口", "状态", "证据来源", "轨迹/证据", "trace", "evidence", "trace/evidence"];
+    const normalizeHeaderText = (text) => String(text ?? "").replace(/\s+/gu, " ").replace(/\s*\/\s*/gu, "/").trim().toLowerCase();
     const boxForElement = (element) => {
       if (!element) return null;
       const box = element.getBoundingClientRect();
@@ -6104,10 +6133,18 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
     const wiringPanel = document.querySelector("#panel-wiring");
     const wiringWrap = document.querySelector(".wiring-table-wrap");
     const wiringTable = document.querySelector(".wiring-long-table");
-    const wiringHeaders = [...document.querySelectorAll(".wiring-table thead th")].map((cell) => cell.textContent?.replace(/\s+/gu, " ").trim() ?? "");
+    const wiringHeaderCells = [...document.querySelectorAll(".wiring-table thead th")];
+    const wiringHeaders = wiringHeaderCells.map((cell) => cell.textContent?.replace(/\s+/gu, " ").trim() ?? "");
+    const wiringDevicePair = [
+      document.querySelector("#wiring-source-device")?.textContent?.trim() ?? "",
+      document.querySelector("#wiring-target-device")?.textContent?.trim() ?? ""
+    ];
     const wiringRows = [...document.querySelectorAll("#wiring-body tr")].map((row) =>
       [...row.querySelectorAll("td")].map((cell) => cell.textContent?.replace(/\s+/gu, " ").trim() ?? "")
     );
+    const wiringIoPairs = [...document.querySelectorAll("#wiring-body tr")].map((row) =>
+      [...row.querySelectorAll("td")].map((cell) => [...cell.querySelectorAll(".wiring-port")].map((port) => port.textContent?.trim() ?? "").join(" "))
+    );
     const wiringCellGeometry = [...document.querySelectorAll(".wiring-long-table th, .wiring-long-table td, #wiring-summary")].map((element) => {
       const box = element.getBoundingClientRect();
       const style = getComputedStyle(element);
@@ -6127,7 +6164,16 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
     const wiringTextNonOverlapping = wiringCellBoxes.every((box, index) =>
       wiringCellBoxes.every((other, otherIndex) => index === otherIndex || !boxesOverlap(box, other, -1))
     );
-    const wiringLegacyHeaderHits = wiringHeaders.filter((header) => wiringLegacyHeaders.includes(header));
+    const normalizedLegacyHeaders = wiringLegacyHeaders.map(normalizeHeaderText);
+    const wiringLegacyHeaderHits = wiringHeaders.filter((header) => normalizedLegacyHeaders.includes(normalizeHeaderText(header)));
+    const wiringMetadataColumnHits = wiringHeaderCells.filter((cell) => /状态|证据来源|轨迹\/证据|\btrace\b|\bevidence\b/iu.test(normalizeHeaderText(cell.textContent))).map((cell) => cell.textContent?.replace(/\s+/gu, " ").trim() ?? "");
+    const wiringSummaryText = document.querySelector("#wiring-summary")?.textContent?.replace(/\s+/gu, " ").trim() ?? "";
+    const wiringDetails = [...document.querySelectorAll(".wiring-detail")].map((detail) => detail.textContent?.replace(/\s+/gu, " ").trim() ?? "");
+    const wiringMetadataInSummary = ["状态", "证据来源", "轨迹/证据"].every((term) => wiringSummaryText.includes(term));
+    const wiringMetadataInDetails =
+      wiringDetails.some((detail) => detail.includes("状态")) &&
+      wiringDetails.some((detail) => detail.includes("证据来源")) &&
+      wiringDetails.some((detail) => detail.includes("轨迹/证据"));
     const wiringHorizontalScroll = {
       panelClientWidth: wiringPanel?.clientWidth ?? 0,
       panelScrollWidth: wiringPanel?.scrollWidth ?? 0,
@@ -6145,9 +6191,9 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
     const wiringLongTableOk =
       wiringWrap?.getAttribute("data-wiring-layout") === "two-column-long-table" &&
       wiringHeaders.length === 2 &&
-      wiringHeaders.includes("res_boxsimu_1 互连设备 A") &&
-      wiringHeaders.includes("res_boxsimu_2 互连设备 B") &&
+      JSON.stringify(wiringDevicePair) === JSON.stringify(["res_boxsimu_1", "res_boxsimu_2"]) &&
       wiringLegacyHeaderHits.length === 0 &&
+      wiringMetadataColumnHits.length === 0 &&
       wiringRows.some((row) =>
         row.length === 2 &&
         row[0].includes("DO1") &&
@@ -6155,7 +6201,10 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
         row[1].includes("DI1") &&
         row[1].includes("证据来源") &&
         row[1].includes("轨迹/证据")
-      );
+      ) &&
+      wiringIoPairs.some((row) => JSON.stringify(row) === JSON.stringify(["DO1", "DI1"])) &&
+      wiringMetadataInSummary &&
+      wiringMetadataInDetails;
     if (!wiringLongTableOk) {
       failures.push({
         failureType: "blocked/skip",
@@ -6164,8 +6213,15 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
         summary: "#276 wiring panel is not the required two-column long table with device headers and DO1/DI1 row details.",
         wiring: {
           headers: wiringHeaders,
+          devicePair: wiringDevicePair,
           legacyHeaderHits: wiringLegacyHeaderHits,
+          metadataColumnHits: wiringMetadataColumnHits,
+          metadataInSummary: wiringMetadataInSummary,
+          metadataInDetails: wiringMetadataInDetails,
           rows: wiringRows,
+          ioPairs: wiringIoPairs,
+          summaryText: wiringSummaryText,
+          details: wiringDetails,
           layout: wiringWrap?.getAttribute("data-wiring-layout") ?? null
         }
       });
@@ -6307,8 +6363,15 @@ async function inspectLayoutState(page, { mode, viewport, compareTo }) {
         textContained: wiringTextContained,
         textNonOverlapping: wiringTextNonOverlapping,
         headers: wiringHeaders,
+        devicePair: wiringDevicePair,
         legacyHeaderHits: wiringLegacyHeaderHits,
+        metadataColumnHits: wiringMetadataColumnHits,
+        metadataInSummary: wiringMetadataInSummary,
+        metadataInDetails: wiringMetadataInDetails,
         rows: wiringRows,
+        ioPairs: wiringIoPairs,
+        summaryText: wiringSummaryText,
+        details: wiringDetails,
         horizontalScroll: wiringHorizontalScroll,
         cellGeometry: wiringCellGeometry
       },